<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>

<style type="text/css">

a {display:inline-block;
   width:67px;
   height:32px;
  background-image:url("110.png");}

 a:hover{background-image:url("110.png");
         background-position:bottom;   }
  
</style>
</head>
<body>
	<a href="#"></a>
</body>
</html>